> I tried a pciex16 video card in pciex1 slot via a pciex1 to pciex16 adapter
> but the X5000 would not boot any of the combinations that I tried. Primary
> Card in pcix16 slot X5000 would not boot even with just the adapter and no
> video card attached with the primary card in the pciex16 slot. Second card
> in a pci slot with pci to pciex16 adapter would boot. Worked but was slow
> under linux but crashed while workbench was starting up under AmigaOs 4.1

Please allow me to link to the update you gave in another thread:
http://morph.zone/modules/newbb_plus/viewtopic.php?forum=3&topic_id=12178&start=70